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- 1. Multiple Choice
A copper penny turning greenish after a few years is an example of ...Chemical ChangePhysical Change - 2. Multiple ChoiceA change in which NEW substances are formed.Chemical changePhysical changeCasual changeFormal change
- 3. Multiple ChoiceWhich of the following is NOT an example of chemical change?sour milkburning woodbreaking a pencilrust
- 4. Multiple ChoiceWhich of the following is NOT an example of a physical change?crumpled paperpencil sharpeningshrunken clothingsour milk
- 5. Multiple ChoiceWhich of the following IS a physical change?Getting a haircutRusty metalsour milkA compound
- 6. Multiple ChoiceIs melting butter for popcorn a chemical or physical change?chemicalphysical
- 7. Multiple ChoiceIs a rusting bicycle a chemical or physical change?chemcialphysical
- 8. Multiple ChoiceRipping up paper ...Chemical ChangePhysical Change
- 9. Multiple ChoiceA change in phase ...Chemical ChangePhysical Change
- 10. Multiple ChoiceBubbles form when two or more substances are combined ...Chemical ChangePhysical Change
- 11. Multiple ChoiceChange in size ...Chemical ChangePhysical Change
- 12. Multiple ChoiceAn explosion occurs ...Chemical ChangePhysical Change
- 13. Multiple ChoiceTo go back to the substances original states is not possible or you would need to use chemicals.ChemicalPhysical
- 14. Multiple ChoiceCauses a change in temperature ...Chemical ReactionPhysical Reaction
- 15. Multiple ChoiceCauses a change in odor ...Chemical ReactionPhysical Reaction
- 16. Multiple ChoiceA change in the size, shape, or state of matter.chemical changephysical change
- 17. Multiple ChoiceEvidence of Chemical Change.New SubstanceSize changeState changeMixture
- 18. Multiple ChoiceEvidence of a physical change.New substanceShape ChangeLight producedGas released.
- 19. Multiple ChoiceWhich of the following is a sign that a chemical reaction has occurred?change in shapemeltingformation of a gasdissolving
- 20. Multiple ChoiceWhich of the following is NOT an example of a physical change?crumpled paperpencil sharpeningshrunken clothingrust
- 21. Multiple ChoiceFreezing Juice?Physical ChangeChemical Change
- 22. Multiple ChoiceFizzing, foaming, and burning are all examples ofChemical changePhysical change
- 23. Multiple Choice
Rust on an iron bar is an example of chemical change.
True
False
- 24. Multiple Choice
When you break a cracker into pieces it is a...
Chemical change
Physical change
- 25. Multiple ChoicePhotosynthesis is an example of aphysical changechemical change
- 26. Multiple ChoiceDissolving sugar in water is an example of aphysical changechemical change
- 27. Multiple ChoiceDigesting your food is an example ofchemical changephysical change
- 28. Multiple Choice
The melting of wax is an example of a
chemical change
physical change
- 29. Multiple ChoiceWhich is an example of a chemical reaction?paper cut into small pieceschocolate melting in a panflour and sugar mixed in a bowlcookies baking in an oven
- 30. Multiple ChoiceWater that is heated and changed to steam is aPhysical changeChemical change
- Answer choicesTagsAnswer choicesTags